Home / 146,561,726.74-219,849,660.06-48,191,255.40

Finding the Fourth Proportional to 146,561,726.74, 219,849,660.06 and 48,191,255.40

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Solution

The fourth proportional to 146,561,726.74, 219,849,660.06 and 48,191,255.40 is: 72,289,207.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,561,726.74 : 219,849,660.06 = 48,191,255.40 : x
  2. Step 2: Convert to fraction form
    146,561,726.74/219,849,660.06 = 48,191,255.40/x
  3. Step 3: Cross multiply
    146,561,726.74x = 219,849,660.06 × 48,191,255.40
  4. Step 4: Simplify right side
    146,561,726.74x = 10,594,831,117,554,640
  5. Step 5: Solve for x
    x = 10,594,831,117,554,640/146,561,726.74
  6. Step 6: Final answer
    x = 72,289,207.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.